The Tube Assembly,metal, cataloged under National Stock Number 4710-01-187-3371, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Raytheon Company. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-187-3371 |
| Primary Part Number | 76Z7568-1 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Seat Angle in Deg | 12.0 SINGLE END |
| Design Form | STRAIGHT |
| Mating End Quantity | 1 SINGLE END |
| Material Document and Classification | AMS 5566 ASSN STD SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.020 INCHES NOMINAL IN |
| Nominal Thread Size | 0.188 INCHES SINGLE END IN |
| End Connection Style | SWIVEL NUT WITH LOOSE OR INTEGRAL CLINCH SLEEVE SINGLE END |
| Tube Outside Diameter | 0.188 INCHES NOMINAL IN |
| Thread Class | 3B SINGLE END |
| Material | STEEL COMP 304 TUBING |
| Material | STEEL COMP 304 SINGLE END |
| Thread Series Designator | UN-16 SINGLE END |
| End Connection Spec/std | AN AN818 PART NO.AN818-3J AND MIL MS20819 PART NO.MS20819-3J |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 76Z7568-1 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 76Z7568-1 | 3/9 Design control — primary reference Hughes Missile Systems Co San Diego |
NSN 4710-01-187-3371 is a Tube Assembly,metal, manufactured by Raytheon Company, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-187-3371 has 1 manufacturer part number on file: 76Z7568-1 (Raytheon Company).
Key specifications for 76Z7568-1: Seat Angle in Deg: 12.0 SINGLE END; Design Form: STRAIGHT; Mating End Quantity: 1 SINGLE END; Material Document and Classification: AMS 5566 ASSN STD SINGLE MATERIAL RESPONSE TUBING. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4710-01-187-3371 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.